/Engine/Plugins/Runtime/nDisplay/Source/DisplayCluster/Public/Components/DisplayClusterLabelComponent.h
The component needs to be transient so its settings aren't saved, but should still transact over multi-user.
[UCLASS](Programming/UnrealArchitecture/Reference/Classes#classdeclaration)(Transient, Meta=(BlueprintSpawnableComponent, DisplayClusterMultiUserInclude)) class UDisplayClusterLabelComponent : public [USceneComponent](API\Runtime\Engine\Components\USceneComponent)